Example usage for com.amazonaws.services.ec2.model DescribeImagesResult getImages

List of usage examples for com.amazonaws.services.ec2.model DescribeImagesResult getImages

Introduction

In this page you can find the example usage for com.amazonaws.services.ec2.model DescribeImagesResult getImages.

Prototype


public java.util.List<Image> getImages() 

Source Link

Document

Information about the images.

Usage

From source file:AwsSample.java

License:Open Source License

public static void main(String[] args) throws Exception {

    BasicAWSCredentials credentials = new BasicAWSCredentials("", "");

    /*********************************************
     * // www .j ava  2s  .  c  o m
     *  #1 Create Amazon Client object
     *  
     *********************************************/
    System.out.println("#1 Create Amazon Client object");
    ec2 = new AmazonEC2Client(credentials);

    try {

        /*********************************************
         * 
          *  #2 Describe Availability Zones.
          *  
          *********************************************/
        System.out.println("#2 Describe Availability Zones.");
        DescribeAvailabilityZonesResult availabilityZonesResult = ec2.describeAvailabilityZones();
        System.out.println("You have access to " + availabilityZonesResult.getAvailabilityZones().size()
                + " Availability Zones.");

        /*********************************************
         * 
         *  #3 Describe Available Images
         *  
         *********************************************/
        System.out.println("#3 Describe Available Images");
        DescribeImagesResult dir = ec2.describeImages();
        List<Image> images = dir.getImages();
        System.out.println("You have " + images.size() + " Amazon images");

        /*********************************************
         *                 
         *  #4 Describe Key Pair
         *                 
         *********************************************/
        System.out.println("#9 Describe Key Pair");
        DescribeKeyPairsResult dkr = ec2.describeKeyPairs();
        System.out.println(dkr.toString());

        /*********************************************
         * 
         *  #5 Describe Current Instances
         *  
         *********************************************/
        System.out.println("#4 Describe Current Instances");
        DescribeInstancesResult describeInstancesRequest = ec2.describeInstances();
        List<Reservation> reservations = describeInstancesRequest.getReservations();
        Set<Instance> instances = new HashSet<Instance>();
        // add all instances to a Set.
        for (Reservation reservation : reservations) {
            instances.addAll(reservation.getInstances());
        }

        System.out.println("You have " + instances.size() + " Amazon EC2 instance(s).");
        for (Instance ins : instances) {

            // instance id
            String instanceId = ins.getInstanceId();

            // instance state
            InstanceState is = ins.getState();
            System.out.println(instanceId + " " + is.getName());
        }
        ///////////////////////////////////////

        String Temp_Group = "Testgroup1"; //name of the group
        CreateSecurityGroupRequest r1 = new CreateSecurityGroupRequest(Temp_Group, "temporal group");
        ec2.createSecurityGroup(r1);
        AuthorizeSecurityGroupIngressRequest r2 = new AuthorizeSecurityGroupIngressRequest();
        r2.setGroupName(Temp_Group);

        /*************the property of http*****************/
        IpPermission permission = new IpPermission();
        permission.setIpProtocol("tcp");
        permission.setFromPort(80);
        permission.setToPort(80);
        List<String> ipRanges = new ArrayList<String>();
        ipRanges.add("0.0.0.0/0");
        permission.setIpRanges(ipRanges);

        /*************the property of SSH**********************/
        IpPermission permission1 = new IpPermission();
        permission1.setIpProtocol("tcp");
        permission1.setFromPort(22);
        permission1.setToPort(22);
        List<String> ipRanges1 = new ArrayList<String>();
        ipRanges1.add("0.0.0.0/22");
        permission1.setIpRanges(ipRanges1);

        /*************the property of https**********************/
        IpPermission permission2 = new IpPermission();
        permission2.setIpProtocol("tcp");
        permission2.setFromPort(443);
        permission2.setToPort(443);
        List<String> ipRanges2 = new ArrayList<String>();
        ipRanges2.add("0.0.0.0/0");
        permission2.setIpRanges(ipRanges2);

        /*************the property of tcp**********************/
        IpPermission permission3 = new IpPermission();
        permission3.setIpProtocol("tcp");
        permission3.setFromPort(0);
        permission3.setToPort(65535);
        List<String> ipRanges3 = new ArrayList<String>();
        ipRanges3.add("0.0.0.0/0");
        permission3.setIpRanges(ipRanges3);

        /**********************add rules to the group*********************/
        List<IpPermission> permissions = new ArrayList<IpPermission>();
        permissions.add(permission);
        permissions.add(permission1);
        permissions.add(permission2);
        permissions.add(permission3);
        r2.setIpPermissions(permissions);

        ec2.authorizeSecurityGroupIngress(r2);
        List<String> groupName = new ArrayList<String>();
        groupName.add(Temp_Group);//wait to out our instance into this group

        /*********************************************
        *
        *  #6.2 Create a New Key Pair
        * 
        *********************************************/

        CreateKeyPairRequest newKeyRequest = new CreateKeyPairRequest();
        newKeyRequest.setKeyName("Test_Key2");
        CreateKeyPairResult keyresult = ec2.createKeyPair(newKeyRequest);

        /************************print the properties of this key*****************/
        KeyPair kp = new KeyPair();

        kp = keyresult.getKeyPair();
        System.out.println("The key we created is = " + kp.getKeyName() + "\nIts fingerprint is="
                + kp.getKeyFingerprint() + "\nIts material is= \n" + kp.getKeyMaterial());

        String fileName = "C:/Users/Akhil/workspace/Test_Key2.pem";
        File distFile = new File(fileName);
        BufferedReader bufferedReader = new BufferedReader(new StringReader(kp.getKeyMaterial()));
        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(distFile));
        char buf[] = new char[1024];
        int len;
        while ((len = bufferedReader.read(buf)) != -1) {
            bufferedWriter.write(buf, 0, len);
        }
        bufferedWriter.flush();
        bufferedReader.close();
        bufferedWriter.close();
        //String myinstance; 
        /*********************************************
          * 
          *  #6 Create an Instance
          *  
          *********************************************/
        System.out.println("#5 Create an Instance");
        String imageId = "ami-76f0061f"; //Basic 32-bit Amazon Linux AMI
        int minInstanceCount = 1; // create 1 instance
        int maxInstanceCount = 1;
        RunInstancesRequest rir = new RunInstancesRequest(imageId, minInstanceCount, maxInstanceCount);
        rir.setKeyName("Test_Key2");
        rir.withSecurityGroups("Testgroup1");

        RunInstancesResult result = ec2.runInstances(rir);

        //get instanceId from the result
        List<Instance> resultInstance = result.getReservation().getInstances();
        String createdInstanceId = null;
        String myAvailabilityZone = null;
        for (Instance ins : resultInstance) {
            createdInstanceId = ins.getInstanceId();
            System.out.println("New instance has been created: " + ins.getInstanceId());
            //myinstance = ins.getInstanceId();

        }

        Thread.currentThread().sleep(60000);

        /*********************************************
         * 
         * 
         * Create a New Volume and attach it
         * 
         ***********************************************/

        List<Instance> resultInstance2 = result.getReservation().getInstances();

        createdInstanceId = null;
        for (Instance ins : resultInstance2) {

            createdInstanceId = ins.getInstanceId();
            System.out.println("New instance has been created: " + ins.getInstanceId());//print the instance ID

            /*********************************************
              * 
              *  #6.4 Create an Instance
              *  
              *********************************************/

            CreateVolumeRequest newVol = new CreateVolumeRequest(1, "us-east-1a");

            CreateVolumeResult volresult = ec2.createVolume(newVol);
            Volume vol1 = volresult.getVolume();
            String volId = vol1.getVolumeId();
            Thread.currentThread().sleep(30000);

            AttachVolumeRequest attachRequest = new AttachVolumeRequest().withInstanceId(createdInstanceId)
                    .withVolumeId(volId);
            attachRequest.withDevice("/dev/sda5");
            ec2.attachVolume(attachRequest);

            System.out.println("EBS volume has been attached and the volume ID is: " + volId);
        }
        /*********************************************
         * 
         *  #7 Create a 'tag' for the new instance.
         *  
         *********************************************/
        System.out.println("#6 Create a 'tag' for the new instance.");
        List<String> resources = new LinkedList<String>();
        List<Tag> tags = new LinkedList<Tag>();
        Tag nameTag = new Tag("Akhil", "MyFirstInstance");

        resources.add(createdInstanceId);
        tags.add(nameTag);

        CreateTagsRequest ctr = new CreateTagsRequest(resources, tags);
        ec2.createTags(ctr);

        /*********************************************
         * 
         *  #8 Stop/Start an Instance
         *  
         *********************************************/
        System.out.println("#7 Stop the Instance");
        List<String> instanceIds = new LinkedList<String>();
        instanceIds.add(createdInstanceId);

        //stop
        StopInstancesRequest stopIR = new StopInstancesRequest(instanceIds);
        ec2.stopInstances(stopIR);

        //start
        StartInstancesRequest startIR = new StartInstancesRequest(instanceIds);
        ec2.startInstances(startIR);

        System.out.println("#8 Getting DNS, IP.");

        DescribeInstancesRequest request = new DescribeInstancesRequest();
        request.setInstanceIds(instanceIds);

        DescribeInstancesResult result1 = ec2.describeInstances(request);
        List<Reservation> reservations1 = result1.getReservations();

        List<Instance> instances1;
        for (Reservation res : reservations1) {
            instances1 = res.getInstances();
            for (Instance ins1 : instances1) {
                System.out
                        .println("The public DNS is: " + ins1.getPublicDnsName() + "\n" + ins1.getRamdiskId());
                System.out.println("The private IP is: " + ins1.getPrivateIpAddress());
                System.out.println("The public IP is: " + ins1.getPublicIpAddress());

            }

            /*********************************************
                     
                    
              *  #10 Terminate an Instance
              *  
              *********************************************/
            System.out.println("#8 Terminate the Instance");
            TerminateInstancesRequest tir = new TerminateInstancesRequest(instanceIds);
            //ec2.terminateInstances(tir);

            /*********************************************
             *  
             *  #11 shutdown client object
             *  
             *********************************************/
            ec2.shutdown();

        }
    } catch (AmazonServiceException ase) {
        System.out.println("Caught Exception: " + ase.getMessage());
        System.out.println("Reponse Status Code: " + ase.getStatusCode());
        System.out.println("Error Code: " + ase.getErrorCode());
        System.out.println("Request ID: " + ase.getRequestId());
    }

}

From source file:virtualIT.java

License:Open Source License

private void describeAvailableImages() {
    /*********************************************
      * //from   www . j  ava  2  s. co m
      *  #3 Describe Available Images
      *  
      *********************************************/
    System.out.println("#3 Describe Available Images");
    DescribeImagesResult dir = ec2.describeImages();
    List<Image> images = dir.getImages();
    System.out.println("You have " + images.size() + " Amazon images");
}

From source file:AwsSample.java

License:Open Source License

public static void main(String[] args) throws Exception {

    AWSCredentials credentials = new PropertiesCredentials(
            AwsSample.class.getResourceAsStream("AwsCredentials.properties"));

    /*********************************************
     * // w w w .  java2 s  . com
     *  #1 Create Amazon Client object
     *  
     *********************************************/
    System.out.println("#1 Create Amazon Client object");
    ec2 = new AmazonEC2Client(credentials);

    /*********************************************
     * Added By Chenyun Zhang
     *  # Create an Amazon EC2 Security Group
     *  
     *********************************************/
    System.out.println("#1 Create an Amazon EC2 Security Group");
    CreateSecurityGroupRequest createSecurityGroupRequest = new CreateSecurityGroupRequest();

    createSecurityGroupRequest.withGroupName("JavaSecurityGroup").withDescription("My Java Security Group");

    CreateSecurityGroupResult createSecurityGroupResult = ec2.createSecurityGroup(createSecurityGroupRequest);

    /*********************************************
     * Added By Chenyun Zhang
     *  # Authorize Security Group Ingress
     *  
     *********************************************/
    System.out.println("#2 Authorize Security Group Ingress");

    ArrayList<IpPermission> ipPermission = new ArrayList<IpPermission>();

    //SSH
    IpPermission ipssh = new IpPermission();
    ipssh.setIpProtocol("tcp");
    ipssh.setFromPort(new Integer(22));
    ipssh.setToPort(new Integer(22));
    //ipssh.withIpRanges(ipRanges);
    ipssh.withIpRanges("72.69.22.123/32");
    ipPermission.add(ipssh);

    //HTTP
    IpPermission iphttp = new IpPermission();

    iphttp.setIpProtocol("tcp");
    iphttp.setFromPort(new Integer(80));
    iphttp.setToPort(new Integer(80));
    iphttp.withIpRanges("0.0.0.0/0");
    ipPermission.add(iphttp);

    //TCP
    IpPermission iptcp = new IpPermission();
    iptcp.setIpProtocol("tcp");
    iptcp.setFromPort(new Integer(49152));
    iptcp.setToPort(new Integer(49152));
    iptcp.withIpRanges("0.0.0.0/0");
    ipPermission.add(iptcp);

    AuthorizeSecurityGroupIngressRequest authorizeSecurityGroupIngressRequest = new AuthorizeSecurityGroupIngressRequest();

    authorizeSecurityGroupIngressRequest.withGroupName("JavaSecurityGroup").withIpPermissions(ipPermission);

    ec2.authorizeSecurityGroupIngress(authorizeSecurityGroupIngressRequest);

    /*********************************************
     * Added By Chenyun Zhang
     *  # Create a Key Pair
     *  
     *********************************************/
    System.out.println("#3 Create a Key Pair");

    CreateKeyPairRequest createKeyPairRequest = new CreateKeyPairRequest();

    createKeyPairRequest.withKeyName("HW2");

    CreateKeyPairResult createKeyPairResult = ec2.createKeyPair(createKeyPairRequest);

    KeyPair keyPair = new KeyPair();

    keyPair = createKeyPairResult.getKeyPair();

    String privateKey = keyPair.getKeyMaterial();

    //Calling createKeyPair is the only way to obtain the private key programmatically.
    /*********************************************
     * Added By Chenyun Zhang
     *  # Download KeyPair
     *  
     *********************************************/
    PrintWriter Storekey = new PrintWriter(
            "/Users/Annabelle/Documents/NYU-POLY/3/Cloud Computing/HW2" + "/" + "Hw2" + ".pem", "UTF-8");
    Storekey.print(privateKey);
    Storekey.close();
    System.out.println("Already store the key!");

    try {

        /*********************************************
         * 
          *  #2 Describe Availability Zones.
          *  
          *********************************************/
        System.out.println("#2 Describe Availability Zones.");
        DescribeAvailabilityZonesResult availabilityZonesResult = ec2.describeAvailabilityZones();
        System.out.println("You have access to " + availabilityZonesResult.getAvailabilityZones().size()
                + " Availability Zones.");

        /*********************************************
         * 
         *  #3 Describe Available Images
         *  
         *********************************************/
        System.out.println("#3 Describe Available Images");
        DescribeImagesResult dir = ec2.describeImages();
        List<Image> images = dir.getImages();
        System.out.println("You have " + images.size() + " Amazon images");

        /*********************************************
         *                 
         *  #4 Describe Key Pair
         *                 
         *********************************************/
        System.out.println("#9 Describe Key Pair");
        DescribeKeyPairsResult dkr = ec2.describeKeyPairs();
        System.out.println(dkr.toString());

        /*********************************************
         * 
         *  #5 Describe Current Instances
         *  
         *********************************************/
        System.out.println("#4 Describe Current Instances");
        DescribeInstancesResult describeInstancesRequest = ec2.describeInstances();
        List<Reservation> reservations = describeInstancesRequest.getReservations();
        Set<Instance> instances = new HashSet<Instance>();
        // add all instances to a Set.
        for (Reservation reservation : reservations) {
            instances.addAll(reservation.getInstances());
        }

        System.out.println("You have " + instances.size() + " Amazon EC2 instance(s).");
        for (Instance ins : instances) {

            // instance id
            String instanceId = ins.getInstanceId();

            // instance state
            InstanceState is = ins.getState();
            System.out.println(instanceId + " " + is.getName());
        }

        /*********************************************
         * 
         *  #6 Create an Instance
         *  
         *********************************************/
        System.out.println("#5 Create an Instance");
        String imageId = "ami-76f0061f"; //Basic 64-bit Amazon Linux AMI
        int minInstanceCount = 1; // create 1 instance
        int maxInstanceCount = 1;
        //RunInstancesRequest rir = new RunInstancesRequest(imageId, minInstanceCount, maxInstanceCount);
        RunInstancesRequest rir = new RunInstancesRequest();
        rir.withImageId(imageId).withInstanceType("t1.micro").withMinCount(minInstanceCount)
                .withMaxCount(maxInstanceCount).withKeyName("HW2").withSecurityGroups("JavaSecurityGroup");
        RunInstancesResult result = ec2.runInstances(rir);

        /*********************************************
         * Added by Chenyun Zhang
         *  # Get the public Ip address
         *  
         *********************************************/
        //get instanceId from the result
        List<Instance> resultInstance = result.getReservation().getInstances();
        String createdInstanceId = null;
        for (Instance ins : resultInstance) {
            createdInstanceId = ins.getInstanceId();
            System.out.println("New instance has been created: " + ins.getInstanceId());

            //DescribeInstancesRequest and get ip
            String createdInstanceIp = null;
            while (createdInstanceIp == null) {
                System.out.println("Please waiting for 10 seconds!");
                Thread.sleep(10000);

                DescribeInstancesRequest newdescribeInstances = new DescribeInstancesRequest();
                DescribeInstancesResult newdescribeInstancesRequest = ec2
                        .describeInstances(newdescribeInstances);
                List<Reservation> newreservations = newdescribeInstancesRequest.getReservations();
                Set<Instance> allinstances = new HashSet<Instance>();
                for (Reservation reservation : newreservations) {
                    allinstances.addAll(reservation.getInstances());
                }

                for (Instance myinst : allinstances) {
                    String instanceId = myinst.getInstanceId();
                    if (instanceId.equals(createdInstanceId)) {
                        createdInstanceIp = myinst.getPublicIpAddress();
                    }
                }

            }
            System.out.println("Already get the Ip!");
            System.out.println("New instance's ip address is:" + createdInstanceIp);
            IP = createdInstanceIp;
        }

        /*********************************************
         * 
         *  #7 Create a 'tag' for the new instance.
         *  
         *********************************************/
        System.out.println("#6 Create a 'tag' for the new instance.");
        List<String> resources = new LinkedList<String>();
        List<Tag> tags = new LinkedList<Tag>();
        Tag nameTag = new Tag("Name", "MyFirstInstance");

        resources.add(createdInstanceId);
        tags.add(nameTag);

        CreateTagsRequest ctr = new CreateTagsRequest(resources, tags);
        ec2.createTags(ctr);

        /*********************************************
         *  Added By Chenyun Zhang
         *  # SSH connect into EC2
         *  
         *********************************************/

        Thread.sleep(100000);
        ssh con = new ssh();
        con.sshcon(IP);

        /*********************************************
         * 
         *  #8 Stop/Start an Instance
         *  
         *********************************************/
        System.out.println("#7 Stop the Instance");
        List<String> instanceIds = new LinkedList<String>();
        instanceIds.add(createdInstanceId);

        //stop
        StopInstancesRequest stopIR = new StopInstancesRequest(instanceIds);
        //ec2.stopInstances(stopIR);

        //start
        StartInstancesRequest startIR = new StartInstancesRequest(instanceIds);
        //ec2.startInstances(startIR);

        /*********************************************
         * 
         *  #9 Terminate an Instance
         *  
         *********************************************/
        System.out.println("#8 Terminate the Instance");
        TerminateInstancesRequest tir = new TerminateInstancesRequest(instanceIds);
        //ec2.terminateInstances(tir);

        /*********************************************
         *  
         *  #10 shutdown client object
         *  
         *********************************************/
        ec2.shutdown();

    } catch (AmazonServiceException ase) {
        System.out.println("Caught Exception: " + ase.getMessage());
        System.out.println("Reponse Status Code: " + ase.getStatusCode());
        System.out.println("Error Code: " + ase.getErrorCode());
        System.out.println("Request ID: " + ase.getRequestId());
    }

}

From source file:EC2InstanceLaunch.java

License:Open Source License

private static void describeImages() {
    DescribeImagesResult dir = ec2.describeImages();
    List<Image> images = dir.getImages();
    System.out.println("You have " + images.size() + " Amazon images");
}

From source file:at.ac.tuwien.infosys.jcloudscale.vm.ec2.EC2Wrapper.java

License:Apache License

String lookupImageId(String imgName) {

    DescribeImagesRequest req = new DescribeImagesRequest();

    if (imgName == null || imgName.length() == 0)
        return null;

    req.setRequestCredentials(creds);/*w  ww .  j a v a  2  s.  c om*/
    DescribeImagesResult result = ec2Client.describeImages();
    for (Image image : result.getImages()) {
        if (image.getName() != null && image.getName().equals(imgName))
            return image.getImageId();
    }
    return null;
}

From source file:Aws.Images.java

public void DescribeImages(AmazonEC2Client ec2) {
    Filter filtro = new Filter().withName("state").withValues("available");
    DescribeImagesRequest ImageReq = new DescribeImagesRequest().withOwners("self").withFilters(filtro);
    DescribeImagesResult describeImagesRequest = ec2.describeImages(ImageReq);
    List<Image> Images = describeImagesRequest.getImages();
    for (Object Image : Images.toArray()) {
        System.out.println(Image);
    }//from  w  ww.j  a  va2 s  . c om
}

From source file:com.axemblr.yab.YaB.java

License:Apache License

/**
 * @return a list of (probably) backed images
 *//*from  w  w  w  .j  a  v  a2s . c  om*/
public List<Image> describeBackedImages() {
    DescribeImagesRequest request = new DescribeImagesRequest().withOwners("self");
    DescribeImagesResult result = client.describeImages(request);

    return result.getImages();
}

From source file:com.carrotgarden.maven.aws.ecc.CarrotElasticCompute.java

License:BSD License

/**
 * @return valid image or null if missing
 *//* ww  w . java 2s  .c o  m*/
public Image findImage(final String imageId) throws Exception {

    /**
     * work around for image entry not being immediately available right
     * after create/register operation
     */
    for (int index = 0; index < attemptCount; index++) {

        try {

            final DescribeImagesRequest request = new DescribeImagesRequest();
            request.setImageIds(wrapList(imageId));

            final DescribeImagesResult result = amazonClient.describeImages(request);

            final List<Image> imageList = result.getImages();

            switch (imageList.size()) {
            case 0:
                logger.info("image find : missing imageId=" + imageId);
                break;
            case 1:
                logger.info("image find : success imageId=" + imageId);
                return imageList.get(0);
            default:
                logger.info("image find : duplicate imageId=" + imageId);
                break;
            }

        } catch (final Exception e) {
            logger.info("image find : exception imageId={} / {}", //
                    imageId, e.getMessage());
        }

        logger.info("image find : attempt=" + index);

        sleep();

    }

    logger.error("image find : failure imageId=" + imageId);

    return null;

}

From source file:com.carrotgarden.maven.aws.ecc.CarrotElasticCompute.java

License:BSD License

/** List AMI images matching a given filter and regex. */
public List<Image> imageList(//
        final String imageFilter, //
        final String imageRegex, //
        final String entrySplit, //
        final String keySplit, //
        final String valueSplit //
) throws Exception {

    final String[] entryArray = imageFilter.split(entrySplit);

    final List<Filter> filterList = new ArrayList<Filter>();

    for (final String entry : entryArray) {

        final String[] termArray = entry.split(keySplit);

        final String key = termArray[0];
        final String valuesText = termArray[1];

        final String[] valueArray = valuesText.split(valueSplit);

        final Filter filter = new Filter(key, Arrays.asList(valueArray));

        filterList.add(filter);//from  ww w  . j ava2  s  .  c  o  m

    }

    final DescribeImagesRequest request = new DescribeImagesRequest();
    request.setFilters(filterList);

    final DescribeImagesResult result = amazonClient.describeImages(request);

    final List<Image> resultImages = result.getImages();

    final List<Image> imageList = new ArrayList<Image>();

    final Pattern pattern = Pattern.compile(imageRegex);

    for (final Image image : resultImages) {
        final String search = image.toString();
        if (pattern.matcher(search).matches()) {
            imageList.add(image);
        }
    }

    return imageList;

}

From source file:com.carrotgarden.maven.aws.ecc.CarrotElasticCompute.java

License:BSD License

private Image waitForImageCreate(final String imageId) throws Exception {

    if (findImage(imageId) == null) {
        throw new IllegalStateException("image create: missing imageId=" + imageId);
    }//from   w  w w. j av  a  2 s.  c  om

    final long timeStart = System.currentTimeMillis();

    final List<String> imageIdList = new ArrayList<String>();
    imageIdList.add(imageId);

    final DescribeImagesRequest request = new DescribeImagesRequest();
    request.setImageIds(imageIdList);

    while (true) {

        final DescribeImagesResult result = amazonClient.describeImages(request);

        final List<Image> imageList = result.getImages();

        final Image image;

        if (isTimeoutPending(timeStart)) {
            image = newImageWithStatus(ImageState.UNKNOWN.value, "timeout",
                    "image create: timeout while waiting");
        } else if (imageList == null || imageList.isEmpty()) {
            image = newImageWithStatus(ImageState.UNKNOWN.value, "missing",
                    "image create: missing in descriptions");
        } else {
            image = imageList.get(0);
        }

        final String value = image.getState();

        final ImageState state = ImageState.fromValue(value);

        switch (state) {

        case AVAILABLE:
            logger.info("image create: success");
            return image;

        case PENDING:
            final long timeThis = System.currentTimeMillis();
            final long timeDiff = timeThis - timeStart;
            logger.info("image create: in progress; time=" + timeDiff / 1000);
            sleep();
            break;

        default:
            logger.error("image create: failure");
            return image;

        }

    }

}